Seczone

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This is the area in the baseband where the lock state is stored.

Layout

0x400--NCK token
0xA00--IMEI signature
0xB00--IMEI
0xC00--Locks table

The locks table is identical for every device.

Encryption

Many of the sections are encrypted using TEA based off the hashed chipID and/or norID. See NCK Brute Force for more info.